Foundation vent



FIG. 1 is a top, front perspective view of a foundation vent, showing our new design, with the vent louvers in an open position;

FIG. 2 is a right side elevation view thereof, the left side elevation being a mirror image;

FIG. 3 is a top plan view thereof, the bottom plan view being a mirror image;

FIG. 4 is a front elevation view thereof showing the vent louvers in a partially open position; and

FIG. 5 is a rear elevation view thereof.

The broken-line showing of environmental structure in FIGS. 1-3, is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a foundation vent, as shown and described. 